Learn more. If you are erasing the free space of your Mac OS X startup volume, you may see this message:  Your startup disk is almost full. &NewLine;You need to make more space available on your startup disk by deleting files..This is a normal, temporary part of the erase free space process.earn more. If you are erasing the free space of your Mac OS X startup volume, you may see this message:  Your startup disk is almost full. &NewLine;You need to make more space available on your startup disk by deleting files..
Filed under Paper Guide. The standard office copy paper weight is most commonly called â20 lb. bondâ. Standard office copy paper weighs approximately 10.0 lbs per 1000 sheets. When people talk about âoffice copy paperâ, theyâre referring to the types of paper that most people use for their printers and photocopiers at home/work.
The weight of copy paper is stated as 20-lb bond, 24-lb bond, etc. This is the weight of 500 sheets (one ream) of basic size sheets. For bond paper, a basic size sheet is 17x22 inches.Thus, that 500 sheets of basic size equals four reams of 8.5x11 copy paper. One ream is then 5 lbs.Verified by picking one up and taking it over to a shipping scale.or bond paper, a basic size sheet is 17x22 inches. Thus, that 500 sheets of basic size equals four reams of 8.5x11 copy paper. One ream is then 5 lbs. Verified by picking one up and taking it over to a shipping scale.